XXX11 EXPLANATION OF THE PLATES. 



b. leaf, magnified. 



c. sporangium, magnified. 



d. part of peristome, magnified. 



9. Cynodontium Bruntoni. 



a. plant, nat. size. 



b. leaf, magnified. 



c. sporangium, magnified. 



d. part of peristome, magnified. 



10. Arctoa fulvella. 



a. plant, nat. size. 



b. leaf, magnified. 



c. sporangium, magnified. 



d. part of peristome, magnified. 



PLATE XXIV. 



1. Blindia acuta. 



a. plant, nat. size. 



b. leaf, magnified. 



c. tip of leaf, magnified. 



d. sporangium, magnified. 



e. sporangium without lid. 



/. part of peristome, magnified. 



2. Seligeria calcarea. 



a. plant, nat. size. 



b. plant, magnified. 



c. leaf, magnified (broader and more acute than usual). 



d. sporangium, magnified. 



e. portion of peristome, magnified. 



3. Brachyodon trichodes. 



a. plant, nat. size. 



b. plant, magnified. 



c. leaf, magnified. 



d. veil, magnified. 



